they're from louisiana and indiana and california and illinois and every year you see more t-shirts from more locations. after katrina we just jumped on his band wagon. this whole paying it forward thing is contagious. >> like this big dysfunctional family reunion of these disaster survivors who get together and do a barn raising. >> banging nails and building something but the relationships help you heal. >> it's about using the 9/11 anniversary to celebrate the 9/11 spirit. >> we'll see you all next year. >> people say thank you for doing this. i say you want to tlang me? show up on the next one. >> jeff's group has restored an american flag from ground zero now known as the national 9/11 flag. to find out more about his work or to make a donation go to cnn heroes.com and join the conversation on cnn heroes, facebook, and twitter pages as well. u.s. troops in afghanistan talked to suzanne malveaux about the 9/11 attacks. emotions are still very raw for some. suzanne will be joining us live from kabul after this. [ nurse ] i'm a hospice nurse. britta olsen is my patient. i spend long ho